Finding the Fourth Proportional to 82,018.56, 113,185.09 and 46,220.07

Step by Step Solution

1. Step 1: Write the proportion equation
   82,018.56 : 113,185.09 = 46,220.07 : x
2. Step 2: Convert to fraction form
   82,018.56/113,185.09 = 46,220.07/x
3. Step 3: Cross multiply
   82,018.56x = 113,185.09 × 46,220.07
4. Step 4: Simplify right side
   82,018.56x = 5,231,422,782.76
5. Step 5: Solve for x
   x = 5,231,422,782.76/82,018.56
6. Step 6: Final answer
   x = 63,783.40